# Re: \[PATCH\] dt-bindings: input: touchscreen: ilitek\_ts\_i2c: Absorb ili2xxx bindings

- From: Marek Vasut \<marex@denx.de\>
- Date: 2021-06-11 14:20:40 
- List: linux-input
- Page: https://ratatoskr.run/linux-input/2021/06/8191999
- Thread: https://ratatoskr.run/linux-input/2021/06/8191992/t.md

```text
On 6/11/21 3:54 PM, Geert Uytterhoeven wrote:
> While Linux uses a different driver, the Ilitek
> ILI210x/ILI2117/ILI2120/ILI251x touchscreen controller Device Tree
> binding documentation is very similar.
>
>    - Drop the fixed reg value, as some controllers use a different
>      address,
>    - Make reset-gpios optional, as it is not always wired.

It looks like there are now two drivers for the same hardware,
drivers/input/touchscreen/ili210x.c
drivers/input/touchscreen/ilitek_ts_i2c.c
The ilitek_ts_i2c (newer) seems to be derived from the ilitek example code / driver, while the ili210x was written from scratch as far as I can tell.
```